Each rank requires a certain number of wins to progress, with four gradations in each classification
Naturally, this makes blink effects very effective in an Ally deck, especially once you factor in that an Ally trigger usually affects either all creatures you control or scales based on the number of Allies you already control
Toxic Deluge is great for it although there are plenty of options
Then Ill list some cards that might be a bit more expensive but are nice upgrades to your strategy if youre having a good time with the deck and want to invest more into it
Artifacts Where Red abuses artifacts the way black abuses well, everything, blue takes it to full symbiosis, protecting, enhancing, and eating the pancreas of anyone who offends their precious toys
If your commander creates tokens like Rhys the Redeemed , you can run fewer