Gemstone Caverns [The List] Gladiator target opponent chooses self or

target opponent chooses self or others

if you had another creature enter the battlefield under your control last turn

Most mirrors show your reflection

up to two target creatures each have base power and toughness 0/3 and lose all abilities

Gemstone Caverns [The List] Gladiator target opponent chooses self orSet: The List Type: Legendary Land Rarity: Rare If Gemstone Caverns is in your opening hand and you're not the starting player, you may begin the game with Gemstone Caverns on the battlefield with a luck counter on it. If you do, exile a card from your hand. {T}: Add {C}. If Gemstone Caverns has a luck counter on it, instead add one mana of any color.