This deck is remarkably powerful and features a number of powerful creatures and synergies
Thassa, God of the Sea A 3-mana 5/5 indestructible creature isnt something to sneeze at, but Thassa, God of the Sea doesnt offer much else
If you run this in a deck that pumps their creatures, it could make their decision even harder to make
Kogla and Yidaro comes down and can either attack this turn or immediately fight something

Ruthless Regiment Deck List Commander (1) 1 Jirina Kudro Planeswalkers (1) 1 Nahiri, the Harbinger Creatures (32) 1 Kelsien, the Plague 1 Trynn, Champion of Freedom 1 Silvar, Devourer of the Free 1 Verge Rangers 1 Species Specialist 1 Titan Hunter 1 Fireflux Squad 1 Frontier Warmonger 1 Generals Enforcer 1 Bounty Agent 1 Dearly Departed 1 Frontline Medic 1 Knight of the White Orchid 1 Magus of the Disk 1 Odric, Master Tactician 1 Riders of Gavony 1 Thalias Lieutenant 1 Thraben Doomsayer 1 Disciple of Bolas 1 Xathrid Necromancer 1 Alesha, Who Smiles at Death 1 Captivating Crew 1 Fumiko the Lowblood 1 Magus of the Wheel 1 Titan of Eternal Fire 1 Adriana, Captain of the Guard 1 Banisher Priest 1 Cavalry Pegasus 1 Devout Chaplain 1 Zulaport Cutthroat 1 Humble Defector 1 Garna, the Bloodflame Spells (11) 1 Call the Coppercoats 1 Flawless Maneuver 1 Dire Tactics 1 Citywide Bust 1 Cleansing Nova 1 Increasing Devotion 1 Painful Truths 1 Ambitions Cost 1 Unexpectedly Absent 1 Crackling Doom 1 Terminate Artifacts (10) 1 Sanctuary Blade 1 Bonders Ornament 1 Arcane Signet 1 Boros Signet 1 Commanders Sphere 1 Heirloom Blade 1 Orzhov Signet 1 Rakdos Signet 1 Skullclamp 1 Sol Ring Enchantments (9) 1 Molten Echoes 1 Sanctuary Lockdown 1 Martial Impetus 1 Parasitic Impetus 1 Shiny Impetus 1 Bastion of Remembrance 1 Outpost Siege 1 Shared Animosity 1 Vigilante Justice Lands (36) 1 Battlefield Forge 1 Exotic Orchard 1 Shadowblood Ridge 1 Smoldering Marsh 1 Spinerock Knoll 1 Windbrisk Heights 1 Bojuka Bog 1 Boros Garrison 1 Command Tower 1 Myriad Landscape 1 Nomad Outpost 1 Orzhov Basilica 1 Path of Ancestry 1 Rakdos Carnarium 1 Temple of the False God 1 Unclaimed Territory 1 Bloodfell Caves 1 Evolving Wilds 1 Scoured Barrens 1 Wind-Scarred Crag 4 Mountain 8 Plains 4 Swamp Gavi, Nest Warden Gavi, Nest Warden ties into the returning mechanic of Ikoria : cycling

This effect is mostly found on blue cards