Chalice of the Void [Kaladesh Inventions] SV81 You can only activate this

You can only activate this effect during your Main Phase or your opponent's Battle Phase

Sacrifice Flooded Strand: Search your library for a Plains or Island card

and sometimes it's right there in front of you

Set: Pharaoh Tour Promos Card type: Effect Monster Rarity: Common Attack: 1800 Defense: 300 When this card is Normal or Special Summoned: You can activate 1 of these effects

Your opponent must control a monster with higher ATK than this card for you to activate and to resolve this effect

Chalice of the Void [Kaladesh Inventions] SV81 You can only activate thisSet: Kaladesh Inventions Type: Artifact Rarity: Mythic Cost: {X}{X} Chalice of the Void enters the battlefield with X charge counters on it. Whenever a player casts a spell with mana value equal to the number of charge counters on Chalice of the Void, counter that spell.