END STEP White has a lot of ways to draw cards, and you really shouldnt have any issues keeping up if you build your deck right
Yes, you lose some life every turn, but The One Ring is also indestructible, making it extremely difficult for your opponents to interact with, and you really should have some bounce spells to maximise the potential of The One Ring (and to not lose too much life)
The problem with pure creature tutor cards is that they only find one part of your combo, in most cases you are just better off running another threat than a tutor
The land card can also be tapped to add a green mana for each Dinosaur under the players control
Key features of this cosmic Commander deck include
Employ Charlotte Linlin's Leader effect to soldier on, even if you've been reduced to 1 Life