Is there anyone Dr Doom couldn't beat even with a months prep?

From either DC or Marvel besides TOAA and The Presence.

@Sophisticated_Ignorance:Greetings. Welcome. Thanos.

Dr. Doom stole Galactus power in a few pages of prep.

It only took Dr. Doom to meet Beyonder once to take Beyonder's powers.

Pre retcon Beyonder, Living Tribunal, anyone with Infinity gauntlet

@Sophisticated_Ignorance: Does the opponents get prep also or is Doom doing a surprise attack?

squirrel girl, you could give him a decades prep and he would still loose.

He hasn't managed to take out the Fantastic Four yet.

@pooty said:

@Sophisticated_Ignorance: Does the opponents get prep also or is Doom doing a surprise attack?

Suprise attack. Just not while they're sleeping or something though lol.

@BigCimmerian: @BigCimmerian said:

Pre retcon Beyonder,

Didnt he take his powers? Or was that post retcon?

Thanos would be defeated by Dr.Doom in a month prep guys....

I say Fantastic Four because they have Reed Richards.

@gonjasufi said:

@BigCimmerian: @BigCimmerian said:

Pre retcon Beyonder,

Didnt he take his powers? Or was that post retcon?

It was pre retcon, but Beyonder actually allowed Doom to take his powers

Apparently no one beats Batman with prep time and Frank Miller