Hashaton, Scarab's Fist Yes, you need to ramp in one of the slowest color combinations (Esper ) but that discard just became a free copy of the creature, and possibly improved it as a 4/4
When life totals are exchanged, each player gains or loses the amount of life necessary to equal the other player's life total
Even if nobody manages to put something exciting into play, youre still getting a mana rock that will tap for most, if not all, colors of mana
They will force certain bad plays
It is really hard for ten or twenty people to stay ahead of millions of Magic players jamming on the format
Though quite often, players may keep track of these with whatever they have to hand, youll find Token cards in Booster Packs and just like any other card, they can be purchased as singles via eBay or other sites such as Total Cards