Town and gate have no inherent rules text, and they just exist as land types for other cards to reference
24 Spells Mothdust Changeling Siren Stormtamer Wingcrafter Fatal Push Vampiric Tutor Inquisition of Kozilek Preordain Baleful Strix Looter il-Kor Tetsuko Umezawa, Fugitive Spellskite Surge Mare Collective Brutality Thassa, God of the Sea Never // Return Mistblade Shinobi Yuriko, the Tiger's Shadow Thief of Sanity Vendilion Clique Ninja of the Deep Hours Jace, the Mind Sculptor Hostage Taker Whirler Rogue Temporal Trespass 16 Lands Comically the MVP of the list was the Mothdust Changeling
A press release reveals two of these classics: Base Set Charizard, the original holy grail rare Pokmon card
For example, the Pokemon 30th Anniversary Celebration Event rewards players with 20 free packs and 360 free Pack Hourglasses in Pokemon TCG Pocket by just logging in for 30 days
There are, of course, right and wrong ways to do it but they have less to do with rules and more to do with how clear an image reads to the viewer