Arknights OF-EX1 & Challenge Mode Clear Guide Low Stars All Stars

A walkthrough on OF-EX1 & Challenge Mode (Heart of the Surging Flame) with my Low Stars All Stars team, using 2 and 3 star operators; without the reliance of support. Same strategy and positioning can be used in challenge mode. Links to other event stages down below.
Extra Show:
OF-EX2: • Arknights OF-EX2 Clear...
OF-EX2 CM: • Arknights OF-EX2 Chall...
OF-EX3: • Arknights OF-EX3 Clear...
OF-EX3 CM: • Arknights OF-EX3 Chall...
OF-EX4: • Arknights OF-EX4 Clear...
OF-EX4 with Ceylon: • Arknights OF-EX4 Clear...
OF-EX4 CM: • Arknights OF-EX4 Chall...
OF-EX5: • Arknights OF-EX5 Clear...
OF-EX5 with Exusiai: • Arknights OF-EX5 Clear...
OF-EX5 CM with Eyja: • Arknights OF-EX5 Chall...
OF-EX6: • Arknights OF-EX6 Clear...
OF-EX6 CM with Silverash: • Arknights OF-EX6 Chall...
Main Stage:
OF-F1: • Arknights OF-1 Clear G...
OF-2: • Arknights OF-2 Clear G...
OF-3: • Arknights OF-3 Clear G...
OF-4: • Arknights OF-4 Clear G...
OF-5: • Arknights OF-5 Clear G...
OF-6: • Arknights OF-6 Clear G...
OF-7: • Arknights OF-7 Clear G...
OF-8: • Arknights OF-8 Clear G...
Fairgrounds:
OF-F1: • Arknights OF-F1 Clear ...
OF-F2: • Arknights OF-F2 Clear ...
OF-F3: • Arknights OF-F3 Clear ...
OF-F4: • Arknights OF-F4 Clear ...
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[@trinityparadox]

Strategically professional,thanks man

[@nuraigumama7610]

OH MAN THANK YOU SO MUCH FOR THIS 😭😭😭

[@danidanovic1857]

great clip dude ,you deserve more subscribers

[@LordZero666]

It worked great. I used others but the positioning and class were nigh perfect. Thanks a lot.

[@melchizedekpsj]

Beautifully executed.

[@velvetthunder1820]

Beautiful gameplay

[@dynos1999]

Brilliantly done

[@bluechicken8626]

Arknights EX/Challenge Mode: *exist*. Eckogen: Allow me to introduce myself

[@riri2286]

this video is so beautiful, ngl

[@xviiixxxxiii3383]

Nicely done!

[@spicytuna769]

What's the minimum level you suggest for this stage?

[@Eckogen]

Non-CM should be doable with max level non Elites. I haven't tried yet.

[@reyashu4089]

Oh so like this hmm
Thanks man

[@PurpleAppleDrink]

you are faster than kyostinv

[@kazuyananahara]

Very useful!

[@DemenciaNotDementia]

Mom bless

[@Imayones]

Nice video but now im questioning 1 thing
WHERE'S UR ANSEL'S BEACH SKIN?! DONT TELL ME U DONT LIKE HIM 😭

[@arcvyndyraxa]

Thanks

[@Nachtness]

thank you, daddy

[@unmeaningsweep2241]

After i spent 7x plan and keep failed. Thanks

[@rosdiwahyu4155]

1546 obsidian...wow

[@valenAJP]

Bruh u are fast