Jag leder trots att motspelaren har tre bonuspoäng.

Here, leder means am in the lead or am ahead in a game, match, or competition.

It is the present tense of leda. Depending on context, leda can also mean to lead in the sense of guiding someone, but in this sentence it is about the score or position in a competition.

Swedish usually uses the simple present where English often uses the present progressive.

So:

• Jag leder = I lead / I am leading

Swedish does not normally need a special form corresponding to English am leading. The context tells you whether the action is general or happening right now.

Trots att is a fixed expression meaning although, even though, or despite the fact that.

It has two parts because:

• trots on its own means despite
• att introduces a full clause

So:

• trots regnet = despite the rain
• trots att det regnar = even though it is raining

In your sentence, motspelaren har tre bonuspoäng is a full clause, so trots att is the correct form.

Because motspelaren is the definite form of motspelare.

Swedish often marks definiteness by adding an ending to the noun:

• en motspelare = an opponent
• motspelaren = the opponent

The ending -n here works like English the. It refers to a specific opponent, presumably the one already understood from the context.

Because Swedish normally writes compound nouns as one word.

So:

• bonus
  • poäng → bonuspoäng

This is very common in Swedish. English often separates words where Swedish combines them.

Other similar examples:

• fotbollsmatch = football match
• spelkort = playing card
• världsrekord = world record

Because poäng has the same form in both singular and plural.

So you get:

• en poäng = one point
• två poäng = two points
• tre poäng = three points

That same pattern stays in the compound noun:

• en bonuspoäng
• tre bonuspoäng

This is normal for poäng.

Because trots att introduces a subordinate clause.

In Swedish, main clauses usually follow the verb-second pattern:

• Jag leder

But subordinate clauses do not follow that same main-clause pattern. After trots att, the clause begins in the normal subordinate-clause way:

• trots att motspelaren har tre bonuspoäng

So motspelaren is the subject and har is the verb.

A useful thing to notice is that if you add a sentence adverb like inte, it comes before the finite verb in a subordinate clause:

• trots att motspelaren inte har tre bonuspoäng

That is a classic sign that you are dealing with a subordinate clause.

Yes. You can also say:

Trots att motspelaren har tre bonuspoäng leder jag.

That is perfectly natural.

When the subordinate clause comes first, the main clause still follows Swedish main-clause word order, so the finite verb comes before the subject:

• leder jag
• not jag leder

This is a very common Swedish pattern.

No. Motspelaren works well, especially in games and competitive situations, but Swedish also has other words such as motståndaren.

Very roughly:

• motspelare often feels like opposing player
• motståndare often feels like opponent/adversary

In many contexts, both can work, but motspelaren is especially natural when talking about another player in a game.

Yes, it is natural.

It sounds like something you could say in a game, quiz, tournament, or any point-based competition. The sentence is straightforward and idiomatic.

A native speaker might also use alternatives depending on context, such as:

• Jag ligger före trots att motspelaren har tre bonuspoäng.
• Jag leder ändå, trots att motspelaren har tre bonuspoäng.

But your original sentence is absolutely correct and natural.