Damage doesn't reduce a creature's toughness, so that won't work, but a -X/-X effect or an accumulation of -1/-1 counters do the trick
Eddie Brock/Venom is here as a classic Jund commander
Cast it on a later turn for its foretell cost.) Instant Color tag templates(None) Expedite Target creature gains haste until end of turn
Endurance has been overlooked in the early stages of MH2, seemingly outclassed by its white and black Elemental-friends
Legendary Artifact Enchantment Elrond, Master of Healing Whenever you scry, put a +1/+1 counter on each of up to X target creatures, where X is the number of cards looked at while scrying this way
The player gets incredible value from doubling those effects, which are common in Sultai colors, and cards like Strionic Resonator and Panharmonicon can push it to the next level