At the beginning of your end step, for each player, put a +1/+1 counter on up to one target creature that player controls. Each creature with one or more counters on it can't attack you or planeswalkers you control unless its controller pays {X}, where X is the number of counters on that creature.
Some emeritus professors return from their wanderings periodically to share tales of the mystical wonders of Arcavios.
Near Mint - $3.00
Lightly Played - $2.75
Moderately Played - $2.25
Heavily Played - $1.75
Damaged - $1.25
Near Mint Non-English - $3.00
Lightly Played Non-English - $2.75
Moderately Played Non-English - $2.25
Heavily Played Non-English - $1.75
Damaged Non-English - $1.25
Foil Prices
Near Mint Foil - $5.25
Lightly Played Foil - $5.00
Moderately Played Foil - $4.00
Heavily Played Foil - $3.25
Damaged Foil - $2.25
Near Mint Foil Non-English - $5.25
Lightly Played Foil Non-English - $5.00
Moderately Played Foil Non-English - $4.00
Heavily Played Foil Non-English - $3.25
Damaged Foil Non-English - $2.25