Gemstone Caverns 274 (Time Spiral) Condition:HP if The Ozolith has counters

if The Ozolith has counters on it

Exhaust: REACTION - ADD mind

where X is the amount of cards banished this way

your opponents can't play cards with the same name as the activated card for as long as you control Facet the Forgotten

haste Whenever an opponent casts their second spell each turn

Gemstone Caverns 274 (Time Spiral) Condition:HP if The Ozolith has countersIf this card 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.