Cavalier of Dawn [Core Set 2020] Merfolk Soldier you may change "nonred creature"

you may change "nonred creature" to "nongreen creature" or "plainswalk" to "swampwalk

{1}{B}{R}: Put a -1/-1 counter on another target creature

then draw cards equal to the number of cards named Accumulated Knowledge in all graveyards

Contents may cause choking

Set: Eventide Type: Legendary Creature — Elemental Shaman Rarity: Rare Cost: {2}{B}{B} Whenever Ashling

Cavalier of Dawn [Core Set 2020] Merfolk Soldier you may change "nonred creature"Set: Core Set 2020 Type: Creature Elemental Knight Rarity: Mythic Cost: {2}{W}{W}{W} Vigilance When Cavalier of Dawn enters the battlefield, destroy up to one target nonland permanent. Its controller creates a 3 3 colorless Golem artifact creature token. When Cavalier of Dawn dies, return target artifact or enchantment card from your graveyard to your hand.