The presence of dragons is a bit off since there was no mention of dragons except for Smaug during the Third Age, but Im honestly being nitpicky now
After sacrificing Zack and sending him to your graveyard instead of your command zone, reanimation effects like the one on Sun Titan can bring him back into play or to your hand to restart the gameplay loop , allowing you to keep stacking counters on your creatures
Lastly, you must click the "Collect All" button
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In fact, that seems to be the rule for every new mechanic in Ikoriathey all have some awkward component that digital Magic addresses
This red ramp is also conditional and requires you to use equipment to gain the benefit, but just think, this equipment support card paid for itself in one activation, and if it so happens to carry equipment, that evasion means a lot for aggro decks