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 - $2.60
Lightly Played - $2.10
Moderately Played - $1.80
Heavily Played - $1.60
Damaged - $1.30
Near Mint Spanish - $2.60
Lightly Played Spanish - $2.10
Moderately Played Spanish - $1.80
Heavily Played Spanish - $1.60
Damaged Spanish - $1.30