During your draw step, before you draw a card, activate Words of Worship by paying {1}, causing you to gain five life the next time you would draw a card this turn.
Move to draw a card, instead gaining five life due to Words of Worship.
Lich's Mastery's first ability triggers, holding priority, activate Skirge Familiar by discarding a card, adding {B}.
Activate Words of Worship by paying {1}, causing you to gain five life the next time you would draw a card this turn.
Resolve Lich's Mastery, causing you to draw four cards and gain five life.
Repeat from step 3.

Infinite card draw

Infinite draw triggers

Infinite self-discard triggers

Near-infinite black mana

Near-infinite lifegain

Near-infinite lifegain triggers

Lich's Mastery

Words of Worship

Skirge Familiar

Activate Words of Worship twice by paying {2}.
Attempt to draw a card, instead gaining 5 life due to Words of Worship.
Well of Lost Dreams triggers, causing you to pay {3} to gain 5 life due to Words of Worship and draw two cards.
Well of Lost Dreams triggers, holding priority, activate Cadaverous Bloom twice by exiling two cards from your hand, adding {4}.
Activate Words of Worship by paying {1}.
Resolve the Well of Lost Dreams trigger, causing you to pay {3} to gain 5 life due to Words of Worship and draw two cards.
Repeat from step 4.
Optionally, you may pay additional mana into Well of Lost Dreams to draw more cards, which can be exiled by Cadaverous Bloom for near-infinite black and/or green mana.

Exile your library

Near-infinite card draw

Near-infinite green mana

Well of Lost Dreams

Cadaverous Bloom

Cast a copy of Channel from exile by paying {G}{G}, unpreparing Yavimaya Bloomsage.
Gain at least 1 life by any method.
When you gain life, Dawn of Hope triggers.
Use Channel's ability three times by paying 3 life, adding {C}{C}{C}.
Activate Words of Worship by paying {1}, creating a replacement effect.
Resolve the Dawn of Hope trigger, paying {2} and gaining 5 life instead of drawing a card due to the replacement effect.
Repeat from step 3 any number of times.
Once you have an arbitrarily high life total, you may use Channel's ability any number of times, adding infinite colorless mana.

Infinite colorless mana

Infinite lifegain

Dawn of Hope

Yavimaya Bloomsage // Channel

Cast a copy of Channel from exile by paying {G}{G}, unpreparing Yavimaya Bloomsage.
Use Channel's ability by paying 1 life, adding {C}.
When you lose life, Vilis triggers.
In response, activate Words of Worship by paying {1}, creating a replacement effect.
Resolve the Vilis trigger, causing you to gain 5 life instead of drawing a card due to the replacement effect.
Repeat from step 2 any number of times.
Once you have gained an arbitrarily high amount of life, you may use Channel's ability any number of times, adding colorless mana and drawing cards with Vilis.
Once you have drawn your library, you will have {C} for each card drawn this way.
You can then continue to use Channel, adding infinite {C}, as long as you have drawn a way to remove Vilis or can use the mana to win at instant speed before Vilis's triggers resolve and cause you to lose by drawing from an empty library.

Infinite lifegain triggers

Vilis, Broker of Blood

Combos with "Words of Worship"