Nice synergy with card flow, token making, and creature shooting all happening in three abilities that are not the ultimate
A Reddit user who goes by the handle LATIN0 first saw six discarded pallets and thousands of Magic cards during a routine trip to the landfill, where he goes to drop off trash from his trailer
This is widely regarded as the most powerful weapon in the game and has made multiple appearances in the series since
It only costs you a card when you are using it purely to dig into your deck and have nothing to gain from the putting of things into the bin
Its got an even higher ceiling in Commander, where its not too challenging to find the time to gain enough energy for this to start bringing back huge monsters
Now let the Minion Reflector triggers resolve on anything where we have no use for multiples (Vedalken Orrery, Phyrexian Altar, Hunted Lammasu, Holistic Wisdom, Mirror Gallery, Nature's Revolt) putting 2^2059 of each of them into play...which is to say 6*2^2059 mana of any colour in our mana pool