To truly succeed, it needs a professional execution
The good news is, you dont have to stay up to date with everything in Magic all the time, even if youre showing up to a weekly tournament at your local card store
There are a number of abilities in Magic that allow you to maximize your mana efficiency either by reducing the costs of spells or giving you different ways to pay for them
Any blue control deck wants them, and some slower combo decks like Scapeshift are in the market as well
6th) Genesect-V (Alternative Full Art) (Fusion Strike - 255/264) Still within the "Fusion Strike" deckbuilding format, Genesect is practically the "engine" for incessant draws and resource searches, seeking to gain sequential advantages
Sin can remove all counters from most permanents, convert them all to +1/+1 counters and double them