At the beginning of your upkeep, flip a coin. If you lose the flip, sacrifice Planar Chaos. Whenever a player casts a spell, that player flips a coin. If they lose the flip, counter that spell.
Near Mint - $3.20
Lightly Played - $2.60
Moderately Played - $2.30
Heavily Played - $1.90
Damaged - $1.60
Near Mint Spanish - $3.20
Lightly Played Spanish - $2.60
Moderately Played Spanish - $2.30
Heavily Played Spanish - $1.90
Damaged Spanish - $1.60