Whenever an opponent casts a green spell, you draw a card.

Whenever an opponent casts a spell, that player mills two cards.

Whenever a player casts a spell, that player may pay . If the player does, they draw a card.

Whenever an opponent casts a spell that targets you or a creature you control, you may draw a card.

Whenever an opponent casts a creature spell, this enchantment deals 2 damage to that player unless they pay .

Whenever a player casts an instant spell, counter it unless that player pays , where X is its mana value.

Whenever an opponent casts a creature spell that doesn't share a color with a creature you control, counter that spell unless that player pays , where X is its mana value.

Whenever you cast your first spell during each opponent's turn, draw a card.

Whenever a player casts a creature spell, that player sacrifices a permanent of their choice unless they pay .

Whenever you cast an instant spell, you may pay . If you do, draw a card.

Flying

Whenever you cast a spell during an opponent's turn, you may pay 1 life. If you do, draw a card.

Whenever you cast a creature spell, you may pay . If you do, draw a card, then discard a card.

Whenever a player draws a card, that player loses 2 life unless they pay .

Enchant player

Whenever enchanted player is attacked, you draw a card. Each opponent attacking that player does the same.

Whenever you draw a card, each opponent mills two cards.

Whenever you draw a card, you may have target player mill a card.

Whenever a player casts a spell, counter that spell unless that player pays , where X is the number of cards in all graveyards with the same name as the spell.

You can't cast more than one spell each turn.

Whenever you cast a spell, draw a card.