When youre playing cards that make rats in spades, like Song of Totentanz or Vren, the Relentless, pumping your team and giving them menace is a very strong proposition, and the card is very respectable on its own
The 3 MV is fine and as long as youre using your cards your opponent shouldnt be able to attack with many creatures
Mana ramp involves finding ways to get more of your lands onto the battlefield as quickly as possible and/or creating reusable sources of mana through permanents on the battlefield
A big problem is that there are dual lands that are also indestructible, so LD isnt always viable
Skycat Sovereign - this is only good when you already have a lot of tokens, you'd be better off running an enchantment or artifact that can boost your tokens Master Transmuter - most of your artifacts are already cheap, and "putting it into play" doesn't trigger Alela's ability - you won't get faeries when you activate this Idoneity on Brago, Budget Eternal 6 years ago I haven't delved upon the blink strategy myself for quite some time, though I may be of aid