Desert Cerodon: Limited
If there's a cost associated with having it attack, you're not forced to pay that cost, so it doesn't have to attack in that case either
Some fairly abusive things you can do by untapping a land if it's all enchanted up, or otherwise taps for a lot, and putting counters onto certain creatures can be very dangerous
For example, if you play Gideon Balckblade, which is both a planeswalker and a creature, then you can choose to put either a loyalty counter for a planeswalker or a +1/+1 counter for a creature
On the Call of Legends and SWSH prerelease promos, the STAFF stamp is worth many multiples of the standard version
Orchard Warden is a big help in that department, as it gains you life equal to any Treefolks toughness that enters play on your side of the battlefield, whether it be a token copy, a 2/10 vanilla creature or a big, beefy Treefolk lord creature such as 17