Cephalid Coliseum (Ext, S, Block) While not usable before threshold is achieved, and quite painful until then, the Coliseum provides a quick and easy way to filter your hand
Undying (When this creature dies, if it had no +1/+1 counters on it, return it to the battlefield under its owner's control with a +1/+1 counter on it.) Undying (When this creature dies, if it had no +1/+1 counters on it, return it to the battlefield under its owner's control with a +1/+1 counter on it.) Creature - Human Wizard God-Eternal Kefnet Flying You may reveal the first card you draw each turn as you draw it
Theyre balanced on a variety of axes: mana cost, how effective they are at saving your permanents, how effective they are at saving you , and (most importantly) if you can use them proactively
In other words, shield counters are a high-risk, high-reward mechanic
Stationing puts charge counters on a permanent, like a planet or a spacecraft