EOT, use Feldon to create a copy of the Roc Egg.
Untap, upkeep - draw from Majesty, Draw
Attack - pay 8 for the Birds, Ghired, and Rhino to attack. Ghired triggers and creates a copy of the Rhino
Responses/blocks/take it?
Spidey: 11
Dmg from commander: 0/21
Hand: 6
Library: 68
Command Zone (cast twice): 2RGW
Battlefield:
(T,T,T) Plains x3
(T,T,T,U) Forest x4
(T,T,U) Mt x3
(U) Gruul Turf (~ ETB tapped.; When ~ ETB, return a land I control to its owner's hand.; T: Add RG to my mana pool)
(U) Blossoming Sands (~ ETB tapped.; When ~ ETB, I gain 1 life.; T: Add G or W to my mana pool)
(U) Myriad Landscape (~ ETB tapped.; T: Add C to my mana pool.; 2, T, sac ~: Search my library for up to two basic land cards that share a land type, put them onto the battlefield tapped, then shuffle my library)
Colossal Majesty (At the beginning of my upkeep, if I control a creature with power 4 or greater, draw a card)
(U) Mimic Vat (Imprint-Whenever a nontoken creature dies, I may exile that card. If I do, return each other card exiled with ~ to its owners graveyard.; 3, T: Create a token that's a copy of a card exiled with ~. It gains haste. Exile it at the beginning of the next end step)
(T,A) Bird creature token (3/3; Flying)
(T,A) Bird creature token (3/3; Flying)
(U) Feldon of the Third Path (2/3; 2R, T: Create a token that's a copy of target creature card in my graveyard, except it's an artifact in addition to its other types. It gains haste. Sac it at the beginning of the next end step)
(T,A) Ghired, Conclave Exile (Legendary Creature-Human Shaman; 2/5; When ~ ETB, create a 4/4 green Rhino creature token w/trample.; Whenever ~ attacks, populate. The token ETB tapped and attacking (To populate, create a token that's a copy of a creature token I control))
(T,A) Rhino creature token (4/4)
(T,A) Rhino creature token (4/4)
(U) Roc Egg copy (0/3; Defender; When ~ dies, create a 3/3 white Bird creature token w/flying)
Graveyard: Soul Foundry, Krosan Verge, Farseek, Roc Egg, Song of the Worldsoul
Exile: Atla Palani-Nest Tender, Heart-Piercer Manticore (Vated), Beast Within
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Mooseman: 20
Dmg from commander: 0/21
Hand: 2
Library: 77
Command Zone (cast once): 2URW Sevinne, the Chronoclasm (Human Wizard, 2/2, Prevent all damage that would be dealt to ~. Whenever you cast your first instant or sorcery spell from your graveyard each turn, copy that spell. You may choose new targets for the copy)
Battlefield:
(U) Plains
(T) Island
(T) Mountain
(T) Azorius Chancery (, L, ~ ETB tapped. When ~ comes into play, return a land you control to its owner's hand. T: Add WU to your mana pool.)
(T) Prairie Stream (Plains Island, L, ETB Tapped, unless you control 2 or more basic lands. T:U or W)
(U) Izzet Guildgate (Gate, L, ETB Tapped. T: U or R)
(T) Ash Barrens (, L, {T}: Add {C} to your mana pool. Basic landcycling {1} ({1}, Discard this card: Search your library for a basic land card, reveal it, and put it into your hand. Then shuffle your library.))
Ghostly Prison (E, Creatures can't attack you unless their controller pays 2 for each creature they control that's attacking you. )
(U) Pramikon, Sky Rampart (Wall, 1/5, flying and defender. Chose Left. Your opponents can only attack the opponent next to them in that direction.)
(U) Guttersnipe (Goblin Shaman, 2/2, Whenever you cast an instant or sorcery spell, ~ deals 2 damage to each opponent.)
Graveyard: Terramorphic Expanse, Faithless Looting (FB:2R),Divine Reckoning (FB: 5WW), Mass Diminish (FB:3U), Fervent Denial (FB:5UU), Mandate of Peace, Farm // Market(Aftermath 2U), Wall of Stolen Identity, Dusk/Dawn(AM:3WW), Purify the Grave FB(W))
Exile: Ray of Distortion(FB 4WW)