Here's why that excitement is justified, and why the MTG Strixhaven alt art cards are the best iteration of the practice yet
Although you can only untap basic lands, Earthcraft allows you to tap any creature you control to do it, including those with summoning sickness
Thats not to say you cant play a multicolor deck to get the best use of Kaldring, but a mono-green deck can still find ways to make blue and black to cast the back half (any lovers of Gilded Goose in here?) Since Jorn doesnt need to connect to untap your snow permanents, you can do a few things to help protect him that should work with your main game plan
Be sure to practice your coin flipping before you play any of these, because resolving flips quickly is key to keeping your pods sanity
This means there are fewer chances for lags and delays to happen
Though technically an IR and not a SIR, its value speaks to the strength of its artwork and the bond it shares with its twin