Masters Edition IV

Serra Bestiary

Enchant creature
At the beginning of your upkeep, sacrifice Serra Bestiary unless you pay {W}{W}.
Enchanted creature can't attack or block and its activated abilities with {T} in their costs can't be activated.

Enchant creature
At the beginning of your upkeep, sacrifice Serra Bestiary unless you pay {W}{W}.
Enchanted creature can't attack or block, and its activated abilities with {T} in their costs can't be activated.

Fifth Edition

During your upkeep, pay o
Wo
W or bury Serra Bestiary.
Enchanted creature cannot attack, block, or play any ability that includes oc
T in its activation cost.

Homelands

During your upkeep, pay o
Wo
W or bury Serra Bestiary.
Target creature cannot attack, block, or use any ability that includes oc
T in the activation cost.