Its a tricky strategy to make work, but with a powerful commander like Kadena, Slinking Sorcerer or especially Zimone, Mystery Unraveler, I believe in your ability to manifest a victory
Whenever equipped creature attacks, choose up to one target creature
The logistics are annoying, but the power output is high, and there are plenty of well-known infinite combos that feed off Ratadrabiks legend-copying ability
10 Pako, Arcane Retriever When played with its partner, Haldan, Avid Arcanist, Pako, Arcane Retriever can be an effective mini Karn, Scion of Urza
Putting counters on Vehicles as they lay sleeping means they just keep getting larger
Exploiting Weakness and Resistance is perhaps the most direct way to gain a combat advantage