Yuriko, the Tiger's Shadow (Foil Etched) [Commander Masters] Summon you may reveal cards from

you may reveal cards from the top of your library until you reveal a creature card that shares a creature type with it

Channel — {3}{B}

When Cavalier of Flame dies

create a 1/1 blue and red Insect creature token with flying and haste

Yuriko, the Tiger's Shadow (Foil Etched) [Commander Masters] Summon you may reveal cards fromSet: Commander Masters Type: Legendary Creature Human Ninja Rarity: Rare Cost: {1}{U}{B} Commander ninjutsu UB (UB, Return an unblocked attacker you control to hand: Put this card onto the battlefield from your hand or command zone tapped and attacking.) Whenever a Ninja you control deals combat damage to a player, reveal the top card of your library and put that card into your hand. Each opponent loses life equal to that card's converted mana cost.