mtg playing cards face down with face-down 2/2 creature ability? What cards are good for

Mulan - Considerate Diplomat Card 235/204, Sapphire Ink One of the headlining cards for the Amber/Sapphire Starter Deck for Fabled , "Mulan - Considerate Diplomat" is a stunning addition to the list of Disney princesses with their own Enchanted cards

While it's phased out, it's treated as though it doesn't exist.) Teferi's Isle enters tapped

Coursers' Accord Growing Ranks Sundering Growth Trostani, Selesnya's Voice Vitu-Ghazi Guildmage Wayfaring Temple

It's also a nice use of excess mana, which is always a good thing

Solitude Yes, Solitude is on this list

Its a nice elf to fit into a +1/+1 counters and proliferate strategy, but unfortunately, the nontoken clause prevents it from being busted in planeswalker or artifact strategies