Homelands, +m/when(ever)?\s.*\s(becomes?\sblocked|blocks)/, +!bushido, +!flanking, +!rampage (7)
Whenever Folk of An-Havva blocks, it gets +2/+0 until end of turn.
Vigilance
Whenever Ghost Hounds blocks or becomes blocked by a white creature, Ghost Hounds gains first strike until end of turn.
Whenever Labyrinth Minotaur blocks a creature, that creature doesn't untap during its controller's next untap step.
Enchant creature
Enchanted creature loses flying.
Whenever enchanted creature blocks or becomes blocked by a creature, the other creature gains first strike until end of turn.
Reach (This creature can block creatures with flying.)
Whenever Rashka the Slayer blocks one or more black creatures, Rashka gets +1/+2 until end of turn.
Whenever Root Spider blocks, it gets +1/+0 and gains first strike until end of turn.
Whenever Serra Inquisitors blocks or becomes blocked by one or more black creatures, Serra Inquisitors gets +2/+0 until end of turn.
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