Bloomburrow

Wick, the Whorled Mind | Legendary Creature | Rat Warlock | Whenever Wick or another Rat you control enters, create a 1/1 black Snail creature token if you don't control a Snail. Otherwise, put a +1/+1 counter on a Snail you control. {U}{B}{R}, Sacrifice a Snail: Wick deals damage equal to the sacrificed creature's power to each opponent. Then draw cards equal to the sacrificed creature's power. | Andrea Piparo

Alania's Pathmaker | Creature | Otter Wizard | When Alania's Pathmaker enters, exile the top card of your library. Until the end of your next turn, you may play that card. | Jason Kang

Brambleguard Captain | Creature | Mouse Soldier | At the beginning of combat on your turn, target creature you control gets +X/+0 until end of turn, where X is Brambleguard Captain's power. | Quintin Gleim

Frilled Sparkshooter | Creature | Lizard Archer | Menace, reach Frilled Sparkshooter enters with a +1/+1 counter on it if an opponent lost life this turn. | Danny Schwartz

Stormsplitter | Creature | Otter Wizard | Haste Whenever you cast an instant or sorcery spell, create a token that's a copy of Stormsplitter. Exile that token at the beginning of the next end step. | Lius Lasahido

Sunspine Lynx | Creature | Elemental Cat | Players can't gain life. Damage can't be prevented. When Sunspine Lynx enters, it deals damage to each player equal to the number of nonbasic lands that player controls. | Martin Wittfooth

Teapot Slinger | Creature | Raccoon Warrior | Menace Whenever you expend 4, Teapot Slinger deals 2 damage to each opponent. (You expend 4 as you spend your fourth total mana to cast spells during a turn.) | Wisnu Tan

Veteran Guardmouse | Creature | Mouse Soldier | Valiant — Whenever Veteran Guardmouse becomes the target of a spell or ability you control for the first time each turn, it gets +1/+0 and gains first strike until end of turn. Scry 1. (Look at the top card of your library. You may put that card on the bottom.) | Campbell White

Bria, Riptide Rogue | Legendary Creature | Otter Rogue | Prowess (Whenever you cast a noncreature spell, this creature gets +1/+1 until end of turn.) Other creatures you control have prowess. (If a creature has multiple instances of prowess, each triggers separately.) Whenever you cast a noncreature spell, target creature you control can't be blocked this turn. | Borja Pindado

Ral, Crackling Wit | Legendary Planeswalker | Ral | Whenever you cast a noncreature spell, put a loyalty counter on Ral, Crackling Wit. +1: Create a 1/1 blue and red Otter creature token with prowess. −3: Draw three cards, then discard two cards. −10: Draw three cards. You get an emblem with "Instant and sorcery spells you cast have storm." (Whenever you cast an instant or sorcery spell, copy it for each spell cast before it this turn.) | Rudy Siswanto

Hugs, Grisly Guardian | Legendary Creature | Badger Warrior | Trample When Hugs, Grisly Guardian enters, exile the top X cards of your library. Until the end of your next turn, you may play those cards. You may play an additional land on each of your turns. | Steve Prescott