Basilisk Collar (1920) [Secret Lair Drop Series] March of the Machine Set: Commander Masters Type: Snow

Set: Commander Masters Type: Snow Creature — Snake Rarity: Rare Cost: {3}{G}{G} Silent as a snowdrift

Set: Secret Lair Drop Series Type: Instant Rarity: Rare Cost: {3}{U}{U} You may exile a blue card from your hand rather than pay this spell's mana cost

Pay 3 life: Add {R}

it deals 4 damage to each opponent

[-5]: Destroy all other permanents except for lands and tokens

Basilisk Collar (1920) [Secret Lair Drop Series] March of the Machine Set: Commander Masters Type: SnowSet: Secret Lair Drop Series Type: Artifact Equipment Rarity: Rare Cost: {1} Equipped creature has deathtouch and lifelink. (Any amount of damage it deals to a creature is enough to destroy it. Damage dealt by this creature also causes you to gain that much life.) Equip {2} ({2}: Attach to target creature you control. Equip only as a sorcery.) That collar isn't an accessory it's a warning.