Creating tokens that attack each player is fantastic in token aggrothats three creatures to buff, three Impact Tremors triggers
Nils, Discipline Enforcer Nils, Discipline Enforcer has a built-in Sphere of Safety that counts the counters on your opponents creatures, plus a free +1/+1 counter for each player on each of your end steps
once they're face up, they stay face up in the command zone and have effects until a condition is met that causes you to abandon them
This will not only allow us access to cast cards of those colors reliably, but also to be able to pay the upkeep cost of UBR for Nicol Bolas
If this card is Special Summoned to your field, you cannot Special Summon monsters for the rest of this turn, except Fiend-Type monsters
Some Other Firsts in Legends Legends Part of the sets bad reputation also comes from its introduction of two awful mechanics: Rampage, and Bands with Other