(An ongoing scheme remains face up until it's abandoned.) Whenever a creature attacks and isn't blocked, if you're the defending player, create a 0/1 green Plant creature token that's blocking that creature. When four or more creatures attack you, abandon this scheme at end of combat.
Near Mint - £2.10
Lightly Played - £1.80
Moderately Played - £1.50
Heavily Played - £1.10
Damaged - £0.70
Near Mint Non English - £2.10
Lightly Played Non English - £1.80
Moderately Played Non English - £1.50
Heavily Played Non English - £1.10
Damaged Non English - £0.70