Arc mages aren't known for their patience.

Time Spiral Remastered

Sudden Shock

Split second (As long as this spell is on the stack, players can't cast spells or activate abilities that aren't mana abilities.)
Sudden Shock deals 2 damage to any target.

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Modern Masters

Split second (As long as this spell is on the stack, players can't cast spells or activate abilities that aren't mana abilities.)
Sudden Shock deals 2 damage to target creature or player.

Time Spiral Promos

Time Spiral

Split second (As long as this spell is on the stack, players can't play spells or activated abilities that aren't mana abilities.)
Sudden Shock deals 2 damage to target creature or player.