Ulcerate is basically as good in the first few turns at killing things as Push, in the midgame it is nearly as effective but somewhat less awkward due to no revolt trigger setup needs
The main difference is that everyone draws a card during your upkeep, instead of each drawing during their own upkeep
So, what does those core colors do
Creature - Cat Color tag templates(None) Gala Greeters Alliance Whenever another creature you control enters, choose one that hasn't been chosen this turn Put a +1/+1 counter on this creature
When played as one of your 99 cards or later in the game, it is a totally reasonable effect with an appropriate impact on the game
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