47 cards where the text includes “ gate” and it’s legal in Modern

Archway Angel (Ravnica Allegiance #3)
Armory Guard (Ravnica Remastered #3)
Azor's Gateway // Sanctum of the Sun (Rivals of Ixalan #176)
Azor's Gateway // Sanctum of the Sun (Rivals of Ixalan #176)
Cemetery Gatekeeper (Innistrad: Crimson Vow #148)
Circuitous Route (Zendikar Rising Commander #62)
Crackling Perimeter (Gatecrash #88)
District Guide (Guilds of Ravnica #128)
Garrison Sergeant (Guilds of Ravnica #172)
Gatebreaker Ram (Ravnica Allegiance #126)
Gate Colossus (Ravnica Remastered #257)
Gatecreeper Vine (Duel Decks: Jace vs. Vraska #48)
Gate Hound (Ravnica: City of Guilds #19)
Gatekeeper Gargoyle (Guilds of Ravnica #235)
Gatekeeper of Malakir (Duel Decks: Sorin vs. Tibalt #8)
Gates Ablaze (Ravnica Allegiance #102)
Gates of Istfell (Kaldheim #256)
Gate to the Afterlife (Amonkhet #228)
Gateway Plaza (War of the Spark #246)
Gateway Shade (Gatecrash #65)
Gateway Sneak (Ravnica Allegiance #40)
Glaive of the Guildpact (Guilds of Ravnica #236)
Gods' Eye, Gate to the Reikai (Betrayers of Kamigawa #164)
Greenside Watcher (Gatecrash #122)
Grond, the Gatebreaker (The Lord of the Rings: Tales of Middle-earth #89)
Guardian of the Gateless (Conspiracy: Take the Crown #89)
Guild Summit (Guilds of Ravnica #41)
Hold the Gates (Gatecrash #16)
Krydle of Baldur's Gate (Adventures in the Forgotten Realms #226)
March from the Black Gate (The Lord of the Rings: Tales of Middle-earth #94)
Maze's End (Dragon's Maze #152)
Ogre Gatecrasher (Dissension #67)
Ogre Jailbreaker (Modern Masters 2017 #80)
Opal Lake Gatekeepers (Dragon's Maze #16)
Open the Gates (Ravnica Remastered #151)
Plaza of Harmony (Ravnica Allegiance #254)
Saruli Gatekeepers (Dragon's Maze #48)
Sea Gate Oracle (Kaldheim Commander #43)
Sea Gate Restoration // Sea Gate, Reborn (Zendikar Rising #76)
Sea Gate Restoration // Sea Gate, Reborn (Zendikar Rising #76)
Sea Gate Stormcaller (Zendikar Rising #77)
Shinka Gatekeeper (Betrayers of Kamigawa #117)
Smelt-Ward Gatekeepers (Dragon's Maze #39)
Spectral Gateguards (Duel Decks: Blessed vs. Cursed #19)
Sunspire Gatekeepers (Dragon's Maze #9)
Tezzeret's Gatebreaker (Core Set 2019 #289)
Ubul Sar Gatekeepers (Dragon's Maze #30)
Unyielding Gatekeeper (Murders at Karlov Manor #35)
Way of the Thief (Gatecrash #56)

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