
Archipelagore | Creature | Leviathan | Mutate {5}{U} (If you cast this spell for its mutate cost, put it over or under target non-Human creature you own. They mutate into the creature on top plus all abilities from under it.)
Whenever this creature mutates, tap up to X target creatures, where X is the number of times this creature has mutated. Those creatures don't untap during their controller's next untap step. | Svetlin Velinov
4.0 LSV

Avian Oddity | Creature | Bird | Flying
Cycling {2}{U} ({2}{U}, Discard this card: Draw a card.)
When you cycle Avian Oddity, put a flying counter on target creature you control. | Simon Dominic
3.5 LSV

Boon of the Wish-Giver | Sorcery | | Draw four cards.
Cycling {1} ({1}, Discard this card: Draw a card.) | Chris Rahn
3.5 LSV

Escape Protocol | Enchantment | | Whenever you cycle a card, you may pay {1}. When you do, exile target artifact or creature you control, then return it to the battlefield under its owner's control. | Deruchenko Alexander
0.0 LSV

Mystic Subdual | Enchantment | Aura | Flash
Enchant creature
Enchanted creature gets -2/-0 and loses all abilities. (Mutating onto the creature won't give it new abilities. It can gain abilities in other ways.) | Filip Burburan
3.0 LSV

Neutralize | Instant | | Counter target spell.
Cycling {2} ({2}, Discard this card: Draw a card.) | Yongjae Choi
3.0 LSV

Ominous Seas | Enchantment | | Whenever you draw a card, put a foreshadow counter on Ominous Seas.
Remove eight foreshadow counters from Ominous Seas: Create an 8/8 blue Kraken creature token.
Cycling {2} ({2}, Discard this card: Draw a card.) | Vincent Proce
3.5 LSV

Pollywog Symbiote | Creature | Frog | Each creature spell you cast costs {1} less to cast if it has mutate.
Whenever you cast a creature spell, if it has mutate, draw a card, then discard a card. | Simon Dominic
3.0 LSV

Pouncing Shoreshark | Creature | Shark Beast | Mutate {3}{U} (If you cast this spell for its mutate cost, put it over or under target non-Human creature you own. They mutate into the creature on top plus all abilities from under it.)
Flash
Whenever this creature mutates, you may return target creature an opponent controls to its owner's hand. | Dan Scott
3.5 LSV

Reconnaissance Mission | Enchantment | | Whenever a creature you control deals combat damage to a player, you may draw a card.
Cycling {2} ({2}, Discard this card: Draw a card.) | Johannes Voss
2.5 LSV

Wingspan Mentor | Creature | Human Wizard | When Wingspan Mentor enters the battlefield, put a flying counter on target non-Human creature you control.
{2}{U}, {T}: Put a +1/+1 counter on each creature you control with flying. | Sidharth Chaturvedi
4.0 LSV

Jubilant Skybonder | Creature | Human Wizard | Flying
Creatures you control with flying have "Spells your opponents cast that target this creature cost {2} more to cast." | Jesper Ejsing
3.0 LSV

Cunning Nightbonder | Creature | Human Rogue | Flash
Spells with flash you cast cost {1} less to cast and can't be countered. | Ekaterina Burmak
3.0 LSV

Channeled Force | Instant | | As an additional cost to cast this spell, discard X cards.
Target player draws X cards. Channeled Force deals X damage to up to one target creature or planeswalker. | Randy Vargas
1.5 LSV

Lore Drakkis | Creature | Lizard Beast | Mutate {U/R}{U/R} (If you cast this spell for its mutate cost, put it over or under target non-Human creature you own. They mutate into the creature on top plus all abilities from under it.)
Whenever this creature mutates, return target instant or sorcery card from your graveyard to your hand. | Lucas Graciano
3.5 LSV

Sprite Dragon | Creature | Faerie Dragon | Flying, haste
Whenever you cast a noncreature spell, put a +1/+1 counter on Sprite Dragon. | Gabor Szikszai
3.5 LSV

Parcelbeast | Creature | Elemental Beast | Mutate {G}{U} (If you cast this spell for its mutate cost, put it over or under target non-Human creature you own. They mutate into the creature on top plus all abilities from under it.)
{1}, {T}: Look at the top card of your library. If it's a land card, you may put it onto the battlefield. If you don't put the card onto the battlefield, put it into your hand. | Milivoj Ćeran
4.0 LSV

Primal Empathy | Enchantment | | At the beginning of your upkeep, draw a card if you control a creature with the greatest power among creatures on the battlefield. Otherwise, put a +1/+1 counter on a creature you control. | Micah Epstein
3.5 LSV

Trumpeting Gnarr | Creature | Beast | Mutate {3}{G/U}{G/U} (If you cast this spell for its mutate cost, put it over or under target non-Human creature you own. They mutate into the creature on top plus all abilities from under it.)
Whenever this creature mutates, create a 3/3 green Beast creature token. | Aaron Miller
4.0 LSV

Ketria Crystal | Artifact | | {T}: Add {G}, {U}, or {R}.
Cycling {2} ({2}, Discard this card: Draw a card.) | Yeong-Hao Han
2.5 LSV

Raugrin Crystal | Artifact | | {T}: Add {U}, {R}, or {W}.
Cycling {2} ({2}, Discard this card: Draw a card.) | Kirsten Zirngibl
2.5 LSV

Zagoth Crystal | Artifact | | {T}: Add {B}, {G}, or {U}.
Cycling {2} ({2}, Discard this card: Draw a card.) | Raoul Vitale
2.5 LSV