Ranger is annoying as it only finds basics and can require you to tweak your mana base, broadly Sakura Tribe Elder is just a better call than Sylvan Ranger when you have enough basics
At turn 3 and 4, the choices you make can win or lose the game
These have made a resurgence lately thanks to Tarkir: Dragonstorm and the Abzan Armor precon, and a 20-toughness creature sounds like exactly the type of card you'd want to pair with Felothar the Steadfast and support pieces like Jaws of Defeat and Arbor Adherent
There are also a bunch of dual-type enchantment creatures that get a hand from The Master of Keys, like Fear of Imposters, Gravebreaker Lamia, Doomwake Giant, and Overlord of Balemurk
This card also pairs nicely with the enchantment Hardened Scales which only costs one green mana, and gives you an additional counter onto a creature whenever any counter is added to it
On November 26, 2020, a 1st Edition Holographic Mewtwo in PSA 10 condition was sold for $22,655 on eBay