Ravnica Allegiance

Resolute Watchdog | Creature | Dog | Defender {1}, Sacrifice Resolute Watchdog: Target creature you control gains indestructible until end of turn. (Damage and effects that say "destroy" don't destroy it.) | Milivoj Ćeran

Sky Tether | Enchantment | Aura | Enchant creature Enchanted creature has defender and loses flying. | Zezhou Chen

Pteramander | Creature | Salamander Drake | Flying {7}{U}: Adapt 4. This ability costs {1} less to activate for each instant and sorcery card in your graveyard. (If this creature has no +1/+1 counters on it, put four +1/+1 counters on it.) | Simon Dominic

Tin Street Dodger | Creature | Goblin Rogue | Haste {R}: Tin Street Dodger can't be blocked this turn except by creatures with defender. | Yeong-Hao Han

Incubation | Sorcery | | Look at the top five cards of your library. You may reveal a creature card from among them and put it into your hand. Put the rest on the bottom of your library in a random order. | Mike Bierek

Scrabbling Claws | Artifact | | {T}: Target player exiles a card from their graveyard. {1}, Sacrifice Scrabbling Claws: Exile target card from a graveyard. Draw a card. | James Paick

Screaming Shield | Artifact | Equipment | Equipped creature gets +0/+3 and has "{2}, {T}: Target player mills three cards." Equip {3} ({3}: Attach to target creature you control. Equip only as a sorcery.) | Titus Lunter