I think this card would be god-tier if it had flash, but you can't always get what you want
These days it sometimes sees some fringe sideboard play in Eternal formats, but other than that its just collectability
They arent great when youre behind, dont help you catch up particularly well, and are worse in control mirrors
Both of these cards are strong on their own, but if you attack with both of them at the same time they meld to become a 9/9 with some very silly effects
Rule A above sometimes causes us headaches alongside this rule because the split between creatures and non-creatures varies between colors
(At the beginning of your upkeep, put an age counter on this permanent, then sacrifice it unless you pay its upkeep cost for each age counter on it.) When this land enters, sacrifice a land