Sarkhan the Masterless [Commander Masters]Set: Commander Masters Type: Legendary Planeswalker Sarkhan Rarity: Rare Cost: {3}{R}{R} Whenever a creature attacks you or a planeswalker you control, each Dragon you control deals 1 damage to that creature. [+1]: Until end of turn, each planeswalker you control becomes a 4 4 red Dragon creature and gains flying. [ 3]: Create a 4 4 red Dragon creature token with flying.

Set: Seventh Edition Type: Sorcery Rarity: Rare Cost: {2}{W}{W} Destroy all creatures

But finding them will not be your challenge

Set: Eldritch Moon Type: Creature — Insect Horror Rarity: Rare Cost: {3}{U}{U} Flying

return up to one target creature that crewed it this turn to its owner's hand

Set: Weatherlight Type: Enchantment Rarity: Rare Cost: {1}{U} Cumulative upkeep {1} (At the beginning of your upkeep

demon bursar

Set: Sword & Shield: Crown Zenith Type: Colorless Rarity: Secret Rare Retreat cost: 2

Whenever a Mountain enters the battlefield under your control

Set: Throne of Eldraine Prerelease Promos Type: Legendary Artifact Rarity: Mythic Cost: {6}{U}{U}{U} This spell costs {1} less to cast for each instant and sorcery card in your graveyard

Set: Amonkhet Prerelease Promos Type: Land — Island Swamp Rarity: Rare ({T}: Add {U} or {B}

After Kroog was destroyed while most of its defenders were at his side

whenever either of those creatures deals combat damage