Laurent - added rampage to the parser (see example from diverse set) could be extended...I've let the ability "rampage" (in fact rampage 1) but older set (esp. legends, would need an update later on).

projects/mtg/bin/Res/sets/MIR/todo.dat

@@ -1331,17 +1331,6 @@ subtype=Viashino Shaman
 toughness=4
 [/card]
 [card]
-text=Rampage 1 (Whenever this creature becomes blocked, it gets +1/+1 until end of turn for each creature blocking it beyond the first.)
-id=3252
-name=Horrible Hordes
-rarity=U
-type=Artifact Creature
-mana={3}
-power=2
-subtype=Spirit
-toughness=2
-[/card]
-[card]
 text={2}: Igneous Golem gains trample until end of turn.
 id=3253
 name=Igneous Golem
@@ -1485,17 +1474,6 @@ subtype=Troll
 toughness=1
 [/card]
 [card]
-text=Whenever Jungle Wurm becomes blocked, it gets -1/-1 until end of turn for each creature blocking it beyond the first.
-id=3393
-name=Jungle Wurm
-rarity=C
-type=Creature
-mana={3}{G}{G}
-power=5
-subtype=Wurm
-toughness=5
-[/card]
-[card]
 text=Kaervek's Hex deals 1 damage to each nonblack creature and an additional 1 damage to each green creature.
 id=3299
 name=Kaervek's Hex
@@ -2722,17 +2700,6 @@ subtype=Serpent
 toughness=7
 [/card]
 [card]
-text=Flying; trample; rampage 4 (Whenever this creature becomes blocked, it gets +4/+4 until end of turn for each creature blocking it beyond the first.)
-id=3268
-name=Teeka's Dragon
-rarity=R
-type=Artifact Creature
-mana={9}
-power=5
-subtype=Dragon
-toughness=5
-[/card]
-[card]
 text=Enchant artifact or creature     Enchanted permanent has phasing.
 id=3367
 name=Teferi's Curse