Sneak Attack (Toppers) [Double Masters] Tyvar if you have exactly thirteen

if you have exactly thirteen cards in your hand

Creature spells of the chosen type cost 2 less to cast

including:

Set: Commander Legends Type: Instant Rarity: Mythic Cost: {B} Search your library for a card

Set: Phyrexia: All Will Be One Prerelease Promos Type: Creature — Phyrexian Dinosaur Rarity: Mythic Cost: {4}{G}{G}{G} This spell can't be countered

Sneak Attack (Toppers) [Double Masters] Tyvar if you have exactly thirteenSet: Double Masters Type: Enchantment Rarity: Mythic Cost: {3}{R} {R}: You may put a creature card from your hand onto the battlefield. That creature gains haste. Sacrifice the creature at the beginning of the next end step. "Keep watch? Why? Nothing going to mess with us. We too big and scary."