At the beginning of each end step, if all lands on the battlefield are Islands, remove all flood counters from them
5 Forcing tribal spells because they are tribal, or having tribal effects just because they are tribal is bad design unless you plan to lower the whole powerlevel obscenely
A simple card that brings a lot of value, Pheromosa can find extended usage in future metas as well, being a core part of the notorious Grass decks

However, we have had some Quarter Century Secret Rares, Prismatic Secret Rares, Ultra Rares and Alternate Artwork cards confirmed: Quarter Century Secret Rare Cards Blue-Eyes White Dragon Green Gadget Yellow Gadget Red Gadget XYZ-Dragon Cannon Winged Kuriboh Yubel Honest Toon Kingdom Cosmic Blazar Dragon Accel Synchro Stardust Dragon Number 39: Utopia Double Bahamut Shark Speedroid Terrortop The Phantom Knights of Silent Boots Dinowrestler Pankratops Borreload Dragon Number F0: Utopic Draco Future Tyrant Red Dragon Archfiend Prismatic Secret Rare Cards Invoked Mechaba Invocation Elemental HERO Shining Neos Wingman Triple Tactics Thrust Guiding Quem, the Virtuous Transaction Rollback Dark Magician Girl Harpies Feather Duster Trident Dragon WANTED: Seeker of Sinful Spoils Kashtiratheosis Red-Eyes Black Dragon Tuning Super Starslayer TY-PHON - Sky Crisis Chaos Angel Raigeki Limiter Removal Bonfire Crimson Dragon Theia, the Primal Being Mind Castlin Heavy Polymerization Yugi & Kaiba Tokens Imsety, Glory of Horus S:P Little Knight Aussa the Earth Channeler Hiita the Fire Channeler Ultra Rare Cards Dyna Mondo Unchained Soul of Shyama Purrely Delicious Memory Galaxy Summoner Angel of Blue Tears Pitknight Filly Ken the Warrior Dragon Gen the Diamond Tiger Mannadium Imaginings Kuibelt the Blade Dragon Melffy Hide-and-Seek Startling Stare of the Snake-Eyes Golden Cloud Beast - Malong Stray Purrely Street Red-Eyes Soul Melffy Pinny Purrelyly Master Tao the Chanter Alternate Artwork Cards Red-Eyes Black Dragon Dark Magician Girl Raigeki Harpie's Feather Duster Invoked Mechaba Invocation XYZ-Dragon Cannon Limiter Removal Borreload Dragon This set is bound to combine the classic Yu-Gi-Oh

Unsettling Twins, Bashful Beastie, and Cursed Windbreaker are all great examples of this
For 3 mana