Defeat Invasion of Alara, triggering it, causing you to exile it and cast Awaken the Maelstrom.
Holding priority, cast Dualcaster Mage by paying {1}{R}{R}.
When Dualcaster Mage enters the battlefield, it triggers, copying Awaken the Maelstrom, targeting Dualcaster Mage.
Resolve the copy of Awaken the Maelstrom, causing a player to draw two cards, then allowing you to put an artifact card from your hand onto the battlefield, then creating a token copy of Dualcaster Mage, then putting three +1/+1 counters on creature(s) you control, and then destroying a permanent an opponent controls.
Repeat from step 3.

Infinite creature tokens

Infinite ETB

Infinite magecraft triggers

Infinite +1/+1 counters

Infinite card draw for any number of players

Infinite draw triggers for any number of players

Destroy all permanents opponents control

Dualcaster Mage

Invasion of Alara // Awaken the Maelstrom

Defeat Invasion of Alara, triggering it, causing you to exile it and cast Awaken the Maelstrom.
Holding priority, cast Naru Meha by paying {2}{U}{U}.
When Naru Meha enters the battlefield, it triggers, copying Awaken the Maelstrom, targeting Naru Meha.
Resolve the copy of Awaken the Maelstrom, causing a player to draw two cards, then allowing you to put an artifact card from your hand onto the battlefield, then creating a token copy of Naru Meha, then putting three +1/+1 counters on creature(s) you control, and then destroying a permanent an opponent controls.
Put either Naru Meha into your graveyard due to the legend rule.
Repeat from step 3.

Infinite death triggers

Infinite LTB

Naru Meha, Master Wizard

Defeat Invasion of Alara, causing you to cast Awaken the Maelstrom without paying its mana cost, creating a token copy of Mirror-Mad Phantasm.
Activate the Mirror-Mad Phantasm token by paying {1}{U}, shuffling the token into your library and milling your entire library due to it not having a card named Mirror-Mad Phantasm in it.

Infinite self-mill

Mirror-Mad Phantasm

Defeat Invasion of Alara, triggering it, causing you to exile it and cast Awaken the Maelstorm without paying its mana cost, targeting Biovisionary.
Holding priority, activate Echo Mage by tapping it, copying Awaken the Maelstrom twice, with both copies targeting Biovisionary.
Resolve all Awaken the Maelstrom spells, creating three token copies of Biovisionary.
At the beginning of your end step, each Biovisionary triggers. Resolve the first trigger, causing you to win the game.

Win the game

Biovisionary

Echo Mage

Activate Thunderclap Drake by paying {2}{U} and sacrificing it.
Defeat Invasion of Alara, causing you to exile it and cast Awaken the Maelstrom without paying its mana cost, targeting Biovisionary.
Thunderclap Drake triggers, copying Awaken the Maelstrom at least twice, with all copies targeting Biovisionary.
Resolve all Awaken the Maelstrom spells, creating at least three copies of Biovisionary.
At the beginning of your end step, each Biovisionary triggers, causing you to win the game.

Thunderclap Drake

At the beginning of your precombat main phase. Summon: G.F. Cerberus triggers, putting a lore counter on it and triggering its third chapter ability, copying the next instant or sorcery spell you cast twice.
Defeat Invasion of Alara, causing you to then exile it and cast Awaken the Maelstrom without paying its mana cost, targeting Biovisionary.
Summon: G.F. Cerberus triggers, copying Invasion of Alara // Awaken the Maelstrom twice, with the copies targeting Biovisionary.
Resolve all Invasion of Alara // Awaken the Maelstroms, copying Biovisionary three times.
At the beginning of your end step, each Biovisionary triggers. Resolve the first trigger, causing you to win the game.

Summon: G.F. Cerberus

Defeat Invasion of Alara, causing you to cast Awaken the Maelstrom without paying its mana cost, creating a token copy of Bellowing Aegisaur.
Activate a mana-producing permanent you control by tapping it, adding at least {G}.
Activate Wayta by paying {G} and tapping it, causing Cacophodon and the nontoken Bellowing Aegisaur to fight each other, with each only taking 1 damage due to Temple Altisaur.
Cacophodon and Bellowing Aegisaur each trigger twice.
Resolve all Bellowing Aegisaur triggers, putting two +1/+1 counters on each other creature you control.
Resolve both Cacophodon triggers, untapping the mana-producing permanent and Wayta.
Repeat from step 2, alternating between having the token and nontoken Bellowing Aegisaur fight Cacophodon.

Combos with "Invasion of Alara // Awaken the Maelstrom"