Wandering Champion [Mystery Booster] Phyrexian Dragon if your devotion to white

if your devotion to white and black is seven or greater

Set: The Brothers' War Type: Sorcery Rarity: Uncommon Cost: {4}{B} This spell costs {3} less to cast if it targets a creature card with mana value 3 or less

{2}{G}: Put Bookwurm from your graveyard into your library third from the top

Set: Kamigawa: Neon Dynasty Promos Type: Legendary Creature — Human Samurai Rarity: Rare Cost: {R}{W}{B} If a creature attacking causes a triggered ability of a permanent you control to trigger

But the sliver's claw still twitched

Wandering Champion [Mystery Booster] Phyrexian Dragon if your devotion to whiteSet: Mystery Booster Type: Creature Human Monk Rarity: Common Cost: {1}{W} Whenever Wandering Champion deals combat damage to a player, if you control a blue or red permanent, you may discard a card. If you do, draw a card. "Learn from your enemies, but do not tolerate them."