Whenever you cast an instant or sorcery spell, you may draw a card. If you do, discard a card. This ability triggers only once each turn.
0 /
5
{1}{U}
Aether Burst
Instant
Return up to X target creatures to their owners' hands, where X is one plus the number of cards named Aether Burst in all graveyards as you cast this spell.
{2}{U}
Compulsive Research
Sorcery
Target player draws three cards. Then that player discards two cards unless they discard a land card.
{4}{R}
Cyclops Electromancer
Creature - Cyclops Wizard
When Cyclops Electromancer enters the battlefield, it deals X damage to target creature an opponent controls, where X is the number of instant and sorcery cards in your graveyard.
4 /
2
{1}{R}
Distemper of the Blood
Sorcery
Target creature gets +2/+2 and gains trample until end of turn.
Madness {R} (If you discard this card, discard it into exile. When you do, cast it for its madness cost or put it into your graveyard.)
{U}{R}
Izzet Charm
Instant
Choose one --
• Counter target noncreature spell unless its controller pays {2}.
• Izzet Charm deals 2 damage to target creature.
• Draw two cards, then discard two cards.
{R}
Lightning Bolt
Instant
Lightning Bolt deals 3 damage to any target.
{U}{U}
Muddle the Mixture
Instant
Counter target instant or sorcery spell.
Transmute {1}{U}{U} ({1}{U}{U}, Discard this card: Search your library for a card with the same mana value as this card, reveal it, put it into your hand, then shuffle. Transmute only as a sorcery.)
{1}{U}{R}
Nivix Cyclops
Creature - Cyclops
Defender
Whenever you cast an instant or sorcery spell, Nivix Cyclops gets +3/+0 until end of turn and can attack this turn as though it didn't have defender.
1 /
4
{U}
Obsessive Search
Instant
Draw a card.
Madness {U} (If you discard this card, discard it into exile. When you do, cast it for its madness cost or put it into your graveyard.)
{1}{U/R}{U/R}
Piston-Fist Cyclops
Creature - Cyclops
Defender
As long as you've cast an instant or sorcery spell this turn, Piston-Fist Cyclops can attack as though it didn't have defender.
4 /
3
{3}{U}
Serpentine Curve
Sorcery
Create a 0/0 green and blue Fractal creature token. Put X +1/+1 counters on it, where X is one plus the total number of instant and sorcery cards you own in exile and in your graveyard.