Wall of Fire [Fourth Edition] Crocodile Frog Set: Collectors' Edition Type: Artifact

Set: Collectors' Edition Type: Artifact Rarity: Rare Cost: {1} Creatures with power 3 or greater don't untap during their controllers' untap steps

it can be diverted

Set: Commander 2020 Tokens Type: Card Rarity: Common

Dragonlord Ojutai has hexproof as long as it's untapped

"A fine example of addition by subtraction

Wall of Fire [Fourth Edition] Crocodile Frog Set: Collectors' Edition Type: ArtifactSet: Fourth Edition Type: Creature Wall Rarity: Uncommon Cost: {1}{R}{R} Defender (This creature can't attack.) {R}: Wall of Fire gets +1 +0 until end of turn. Conjured from the bowels of hell, the fiery wall forms an impassable barrier, searing the soul of any creature attempting to pass through its terrible bursts of flame.