Ossuary Rats [Jumpstart 2022] Unknown Event if no mana was spent

if no mana was spent to cast it

Set: March of the Machine Commander Type: Creature — Human Knight Rarity: Rare Cost: {3}{U} Horsemanship (This creature can't be blocked except by creatures with horsemanship

except it's also a Phyrexian

Set: Dominaria Remastered Type: Enchantment Rarity: Mythic Cost: {2}{W}{W} At the beginning of your upkeep

T: Put two +1/+1 counters on target non-Human creature that entered the battlefield this turn

Ossuary Rats [Jumpstart 2022] Unknown Event if no mana was spentSet: Jumpstart 2022 Type: Creature Rat Rarity: Common Cost: {5}{B} When Ossuary Rats enters the battlefield, it deals X damage to target creature or planeswalker an opponent controls, where X is the number of creature cards in your graveyard. You know you've ventured too deep when the rats stop running and hold their ground.